L5962TR Просмотр технического описания (PDF) - STMicroelectronics

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L5962TR

Multiple linear/switching voltage regulator for car-radio

STMicroelectronics 

Pin description

L5962

Table 2. Pin description (continued)

Pin # Pad name

Function

Description

15 VSTBYSEL Standby regulator selector

Selection input for standby regulator output (3.3 V

or 5 V)

16

AGND Analog ground

17

N.C. Not connected

18

N.C. Not connected

19

N.C. Not connected

20

N.C. Not connected

Analog voltage reference

-

-

-

-

21

LVWIN Battery detector adjustment input

Low-voltage warning input

22

VBATW Battery detector output (open-drain) Battery voltage warning output

23

VLR1 Switched linear regulator 1

Output of the 1st linear regulator

24

SDA I2C bus data

I2C data line

25

VINLR2 VLR2 supply voltage

Battery supply for the 2nd linear regulator

26

VLR2 Switched linear regulator 2

Output of the 2nd linear regulator

27

RST Reset

Output

28

EN

Enable

29

SCL

I2C bus clock

Active mode enable input. Active high

I2C clock source supplied by the master device

30

SYNC Switching regulator SYNC function

Synchronization Input

31

SOST Switching regulator soft-start

Soft start external capacitor

32

VCMP Switching regulator compensation

Feedback compensation input.

33

VFB Switching regulator feedback

Regulated output voltage sense

34

CLIM Switching regulator current limit selector Choose between two current limits

35

N.C. Not connected

-

36

N.C. Not connected

-

8/24

Doc ID 16819 Rev 2

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